<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>

    <style>
        p {
            color: red;
            font-size: 20px;
        }
        div {
            color: blue;
            font-size: 18px;
        }
    </style>

</head>
<body>
    
    <p>段落1</p>
    <p>段落2</p>
    <p>段落3</p>

    <div>div1</div>
    <div>div2</div>
    <div>div2</div>

</body>
</html>